Such well allows production in several holes with little place on the surface. It helps to reduce production and further maintenance costs and improves overall production of the company.
Continuous upgrading is observed in hydraulic fracturing. Today multi-zone fracturing is widely used. It helps to cover bigger area, intensify oil flow and significantly increase production.
Polymer materials, which do not need further wash out from the layer, are widely used. They are environmentally friendly and simply dissolve under rock pressure and temperature.